1999 | 101 Episodes

Season 1 of Who Wants to Be a Millionaire? premiered on August 16, 1999.

2001 | 25 Episodes

Season 2 of Who Wants to Be a Millionaire? premiered on May 11, 2001.

2002 | 195 Episodes

Season 3 of Who Wants to Be a Millionaire? premiered on September 16, 2002.

2001 | 12 Episodes

Season 4 of Who Wants to Be a Millionaire? premiered on September 10, 2001.

2004 | 201 Episodes

Season 5 of Who Wants to Be a Millionaire? premiered on May 16, 2004.

2004 | 204 Episodes

Season 6 of Who Wants to Be a Millionaire? premiered on September 13, 2004.

2005 | 221 Episodes

Season 7 of Who Wants to Be a Millionaire? premiered on September 12, 2005.

2007 | 60 Episodes

Season 8 of Who Wants to Be a Millionaire? premiered on September 10, 2007.

2008 | 30 Episodes

Season 9 of Who Wants to Be a Millionaire? premiered on September 8, 2008.

2009 | 12 Episodes

Season 10 of Who Wants to Be a Millionaire? premiered on August 9, 2009.